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COLUMBIA ST CO over HWY 61

Map

Coordinates:
+45.51632, -122.68825
45°30'59" N, 122°41'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:COLUMBIA ST CO over HWY 61
Structure number:09253 061 00172
Location:0.1 MI N OF MARKET ST
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:133.9 ft. [40.8 m]
Total length:263.1 ft. [80.2 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100,000 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.1 tons [42.8 metric tons]
Inventory rating:36.3 tons [33.0 metric tons]
Sufficiency rating:78.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201578.0FairFairGoodGood-100000
July 201378.0FairFairGoodGood-93500
July 201180.0FairSatisfactoryGoodGood-93500
May 201080.0FairSatisfactoryGoodGood-93500
May 200886.0FairSatisfactoryGoodGood-93500
May 200697.5FairSatisfactoryGoodGood-4841
May 200481.4FairSatisfactoryGoodGood-4700
March 200270.0FairSatisfactoryVery GoodVery Good-121680
March 200065.3FairSatisfactoryVery GoodVery GoodFO93600
March 199875.5FairSatisfactoryVery GoodVery GoodFO12000
March 199675.8FairSatisfactoryVery GoodVery GoodFO12000
March 199475.8FairSatisfactoryVery GoodVery GoodFO12000
March 199279.8FairSatisfactoryVery GoodVery GoodFO12000
March 199079.9GoodGoodGoodVery GoodFO11400